Home / 19,475.48-26,878.17-11,926.82

Finding the Fourth Proportional to 19,475.48, 26,878.17 and 11,926.82

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Solution

The fourth proportional to 19,475.48, 26,878.17 and 11,926.82 is: 16,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.48 : 26,878.17 = 11,926.82 : x
  2. Step 2: Convert to fraction form
    19,475.48/26,878.17 = 11,926.82/x
  3. Step 3: Cross multiply
    19,475.48x = 26,878.17 × 11,926.82
  4. Step 4: Simplify right side
    19,475.48x = 320,571,095.52
  5. Step 5: Solve for x
    x = 320,571,095.52/19,475.48
  6. Step 6: Final answer
    x = 16,460.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.